Which child most needs a referral for developmental language delay? 1. The 1-year-old who does not have three words. 2. The 18-month-old who only points to one body part. 3. The 2-year-old who only...

Which child most needs a referral for developmental language delay?

1. The 1-year-old who does not have three words.

2. The 18-month-old who only points to one body part.

3. The 2-year-old who only combines two words.

4. The 4-year-old who is difficult to understand.